export default async function handler(req, res): Promise { let jsonString = generateRandomStringsAndJsonify(10, 5); res.status(200).json(jsonString); } function generateRandomStringsAndJsonify(length, stringLength) { let result = []; const characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'; for (let i = 0; i < length; i++) { let randomString = ''; for (let j = 0; j < stringLength; j++) { randomString += characters.charAt(Math.floor(Math.random() * characters.length)); } result.push(randomString); } return JSON.stringify(result); }